A 



MEMOIR 



« 



OF 



THOMAS BELLERBY WILSON, M. D., 



PREPARED IN PURSUANCE OF A RESOLUTION OF 



THE ENTOMOLOGICAL SOCIETY 



OF 



PHILADELPHIA, 



:biz- j^. Gon^nvciTTEE. 



PUBLISHED BY 



THE ENTOMOLOGICAL SOCIETY, 

 At their Hall, 518 South Thirteenth St. 



1865. 



